| 摘要 |
PURPOSE:To lessen the operator's load as well as to enhance the supervisory capacity of the plant by adding the plant diagnosis part, the input structure table part and the prescribed value table part each. CONSTITUTION:Plant diagnosis part 12, input structure table part 13 and prescribed value table part 14 are added to plant supervisory unit 3. Diagnosis part 12 gives a comparison for the input signal designated by table part 13 (where the input signal deciding the operation state of the plant and the input signal to be checked under the operation state of the plant are designated and stored among input signals A indicating the state of the plant) between the value stored in data table part 9 and the value prescribed at table part 14 (where the prescribed value showing the prescribed state is stored in correspondence to the input signal designated 13) at the prescribed changing time ck of the plant operation or manual operation request time ck2 given from operator console 7. Thus display 6 and alarm 5 are given to the abnormal input signal to lessen the load of the operator. |
